220122220020971 has 2 divisors, whose sum is σ = 220122220020972. Its totient is φ = 220122220020970.

The previous prime is 220122220020961. The next prime is 220122220021007. The reversal of 220122220020971 is 179020022221022.

220122220020971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220122220020971 is a prime.

It is not a weakly prime, because it can be changed into another prime (220122220020931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110061110010485 + 110061110010486.

It is an arithmetic number, because the mean of its divisors is an integer number (110061110010486).

Almost surely, 2^{220122220020971} is an apocalyptic number.

220122220020971 is a deficient number, since it is larger than the sum of its proper divisors (1).

220122220020971 is an equidigital number, since it uses as much as digits as its factorization.

220122220020971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

Adding to 220122220020971 its reverse (179020022221022), we get a palindrome (399142242241993).

The spelling of 220122220020971 in words is "two hundred twenty trillion, one hundred twenty-two billion, two hundred twenty million, twenty thousand, nine hundred seventy-one".